Product Carousel Tabs
Batteries & Cells, Students Corner
ZOP Power Li-poly RC Battery 11.1V 25C (A+ Grade Battery)
High Performance: 11.1V voltage and 2200mAh capacity for extended flight and run times.
25C Discharge Rate: Delivers high burst power for dynamic RC applications.
A+ Grade Cells: Ensures superior energy density and longer cycle life.
Lightweight Design: Minimizes weight for improved speed and maneuverability.
Versatile Compatibility: Works with drones, airplanes, cars, and more.
Built-in Protection: Prevents overcharging and over-discharging for safety.
Easy Connection: Features standard XT60 connectors for secure and efficient connections.
Durable Construction: Designed to withstand the demands of RC usage.
SKU: n/a
Boards and Programmers, Students Corner
Arduino Uno R3 SMD Board
Compact Design: SMD (Surface Mount Device) version of the Arduino UNO R3, offering the same functionality in a smaller form factor.
ATmega328P Microcontroller: Powered by the ATmega328P clocked at 16MHz for robust performance.
Versatile I/O: Features 14 digital I/O pins and 6 analog input pins for interfacing with various sensors and devices.
USB Connectivity: Equipped with a USB interface for easy connection to a computer for programming and power.
Reset Button: Includes a reset button for restarting the program or resetting the microcontroller.
ICSP Header: Provides an In-Circuit Serial Programming header for direct programming with an external programmer.
Compatible with Shields: Fully compatible with most Arduino shields for easy expansion and customization of projects.
Open-Source Platform: Built on the Arduino open-source platform with access to a vast library of community-contributed resources.
SKU: n/a
Accessories, Students Corner
65pcs Jumper Wire Cables Male To Male
65-piece set: Includes 65 male-to-male jumper wires in assorted colors.
Multiple lengths: Provides a variety of lengths (10cm to 30cm) for versatile use.
Durable & flexible: High-quality, flexible wires for repeated use.
Easy connections: Ideal for breadboards, Arduino, Raspberry Pi, and prototyping.
Color-coded: Multiple colors for organized and error-free wiring.
SKU: n/a
Motors, Drivers & Wheels, Students Corner
65mm Rubber Wheel with Mounting Bracket and Coupling for Robotic Car
Motors, Drivers & Wheels, Students Corner
65mm Rubber Wheel with Mounting Bracket and Coupling for Robotic Car
Durable rubber wheel: 65mm diameter for excellent grip and smooth movement.
Mounting bracket included: Sturdy metal bracket for secure attachment.
Motor coupling adapter: Ensures a tight fit with DC motor shafts.
Easy installation: Ideal for robotic car projects and DIY automation.
Versatile use: Suitable for Arduino, Raspberry Pi, and educational robotics projects.
SKU: n/a
Motors, Drivers & Wheels, Students Corner
DC Gear Motor with Encoder 280RPM & 680RPM (JGA25-371)
Dual Speed Options: Selectable speeds of 280 RPM and 680 RPM
Integrated Encoder: Provides precise speed and position feedback
High Torque: Delivers significant torque for demanding tasks
Durable Build: Constructed for long-lasting reliability
Compact Size: Easy to integrate into various systems
Versatile Use: Ideal for robotics, automation, and custom projects
SKU: n/a
Student Corner
- Batteries & Cells, Students Corner
3x 18650 Cell Holder
- Holds 3x 18650 Cells: Designed specifically for securely accommodating three lithium-ion 18650 batteries.
- Durable Material: Made from high-quality plastic for long-lasting use and protection.
- Easy Wiring: Features standard terminals for straightforward installation and connections.
- Versatile Use: Ideal for battery packs, robotics, and various DIY electronics projects.
- Compact Design: Space-saving holder suitable for various applications and enclosures.
- Built-in Protection: Prevents reverse polarity for safe and correct battery usage.
SKU: n/a - Motors, Drivers & Wheels, Students Corner
TT Gear Motor with 65mm Rubber Wheel
- High-Performance Gear Motor: Delivers excellent torque and speed for various robotics applications.
- Durable Rubber Wheel: 65mm wheel provides strong traction on multiple surfaces for smooth movement.
- Voltage Range: Operates at 3V to 6V, compatible with standard batteries and power sources.
- Easy Installation: Pre-drilled holes for quick mounting and assembly, ideal for DIY projects.
- Versatile Use: Perfect for line-following and obstacle-avoidance robots, and other robotic designs.
SKU: n/a - Display Modules and LCDs, Students Corner
4-Digits 7-Segment LED Display Module (TM1637)
- 4-Digit Display: Show up to four numerical characters.
- TM1637 Driver IC: Simplifies wiring with a 2-wire interface.
- High Brightness LEDs: Clear visibility in various lighting conditions.
- Compact Design: Fits easily into different projects.
- Easy Integration: Compatible with Arduino, Raspberry Pi, and other microcontrollers.
SKU: n/a - Accessories, Students Corner
DC Relay 5V / 12V
- Dual Voltage Support: Operates on both 5V and 12V DC for versatile applications.
- High Load Capacity: Handles loads up to [insert current rating, e.g., 10A] for various devices.
- Optocoupler Isolation: Provides electrical isolation to protect sensitive components.
- User-Friendly Design: Clearly labeled terminals for easy wiring and installation.
- LED Status Indicator: Integrated LED shows relay activation status for real-time monitoring.
- Compact Size: Space-efficient design suitable for various electronic projects.
- Wide Application Range: Ideal for home automation, industrial control, and microcontroller projects.
SKU: n/a - Sensors And Modules, Students Corner
LDR Module
- Light Sensitivity: Measures light intensity with high accuracy.
- Analog & Digital Outputs: Provides both analog and digital signals.
- Adjustable Sensitivity: Onboard potentiometer for fine-tuning.
- Easy Integration: Simple 3-pin connection for microcontrollers.
- Compact Design: Small size for versatile project use.
- Versatile Applications: Ideal for automatic lighting, alarms, and smart agriculture.
SKU: n/a - Sensors And Modules, Students Corner
125Khz RFID Card Reader Module (JT308)
- RFID Compatibility: Works with EM4100 series RFID cards and tags.
- Operating Frequency: Operates at 125 kHz frequency.
- Read Range: Reads cards/tags up to 10 cm away.
- Output Format: Outputs data in Wiegand 26-bit format.
- LED Indicators: Provides visual status for power and card reading.
- Compact Design: Small size for easy integration into systems.
- Versatile Applications: Ideal for access control, attendance systems, and DIY projects.
SKU: n/a - Electronic Components, Students Corner
Female Header Strip Pins
- High-Quality Connectors: Durable female header pins designed for reliable connections in electronic projects.
- Standard Pitch: 2.54mm (0.1 inch) spacing, compatible with most breadboards and PCBs.
- Multiple Lengths Available: Comes in 40-pin strips, easily cut to size for specific project needs.
- Reusable Design: Allows for non-permanent connections, ideal for prototyping and testing.
- Easy to Install: Simple through-hole mounting for soldering onto PCBs or connecting to male headers.
- Versatile Applications: Suitable for Arduino, Raspberry Pi, and various DIY electronics projects.
- Gold-Plated Options: Some variants feature gold-plated contacts for enhanced conductivity and corrosion resistance.
SKU: n/a - Sensors And Modules, Students Corner
CH340 USB to ESP01 Adapter Module
- Enables easy programming and debugging of ESP-01 modules.
- Features CH340 USB-to-serial converter for reliable performance.
- Plug-and-play design for quick and simple setup.
- Built-in 3.3V regulator for safe and stable operation.
- Compatible with Windows, macOS, and Linux.
SKU: n/a - Motors, Drivers & Wheels, Students Corner
L298N Motor Driver Module Dual H-Bridge 3A
- Dual H-bridge design for independent control of two DC motors.
- Supports a wide operating voltage range from 5V to 35V DC.
- Maximum continuous current of 3A per channel, peak current up to 6A.
- PWM speed control for precise motor speed adjustment.
- Built-in diodes for back EMF protection and thermal shutdown.
- Compact size with mounting holes for easy integration into projects.
SKU: n/a - Sensors And Modules, Students Corner
IR Line Following Reflectance Sensor Array (QTR-8RC)
- Eight IR Sensors: Provides accurate reflectance measurements
- Digital Outputs: Simplifies interfacing with microcontrollers
- Adjustable Sensitivity: Fine-tuning via potentiometers
- Compact Design: Slim and lightweight for easy integration
- High-Speed Operation: Suitable for fast-moving robots
- Versatile Mounting Options: Multiple mounting holes for flexibility
- Wide Voltage Range: Operates at 3.3V to 5V for compatibility
SKU: n/a - Display Modules and LCDs, Students Corner
I2C Module for LCD Display
- I2C Interface: Converts LCD parallel interface to I2C, reducing required GPIO pins.
- Compatible: Works with 16×2 and 20×4 character LCDs.
- Adjustable Contrast: Built-in potentiometer for easy contrast adjustment.
- Backlight Control: Onboard jumper to enable or disable the LCD backlight.
- Easy Integration: Simplifies wiring and coding for microcontrollers.
- Standard I2C Addressing: Typically set to 0x27 or 0x3F, configurable.
SKU: n/a - Accessories, Students Corner
Transparent Acrylic Case for Arduino Uno R3
- Clear Acrylic Design: Provides full visibility of your Arduino Uno R3 board.
- Durable Protection: Shields the board from dust, debris, and physical damage.
- Custom Fit: Precision-cut for easy access to all connectors and ports.
- Ventilation Slots: Prevents overheating with built-in ventilation.
- Easy Assembly: Includes screws and fasteners for straightforward setup.
- Compact and Lightweight: Adds minimal bulk while ensuring portability.
SKU: n/a - Sensors And Modules, Students Corner
Microwave Radar Sensor Module (RCWL-0516)
- Utilizes Doppler radar technology for precise motion detection
- Operating voltage: 4V to 28V, compatible with various power sources
- Frequency range: 3.2 GHz to 3.7 GHz for optimal performance
- Detection range of up to 7 meters with 360-degree coverage
- Can detect motion through walls, glass, and thin materials
- Simple digital output for easy integration with microcontrollers
- Ideal for smart lighting, security systems, and automation projects
SKU: n/a - Display Modules and LCDs, Students Corner
OLED 0.96 Inch Display Module
- OLED Display Technology: Offers high contrast and vibrant colors.
- 0.96 Inch Size: Compact, suitable for space-limited applications.
- Resolution: Typically 128×64 pixels for clear visuals.
- Wide Viewing Angles: Ensures visibility from various perspectives.
- Fast Response Time: Ideal for real-time data and animations.
- SPI/I2C Interface: Flexible integration with microcontrollers.
- Low Power Consumption: Efficient for battery-operated devices.
- Wide Temperature Range: Reliable performance in diverse environments.
SKU: n/a - Sensors And Modules, Students Corner
MQ-135 Air Quality Control Gas Sensor Module
- Gas Detection: Detects a wide range of gases including ammonia, benzene, smoke, and others.
- High Sensitivity: Provides accurate readings with high sensitivity to target gases.
- Analog Output: Outputs analog voltage proportional to gas concentration.
- Digital Output: Provides digital signal for threshold-based detection.
- Adjustable Sensitivity: Features onboard potentiometer for sensitivity adjustment.
- Fast Response Time: Quickly responds to changes in gas levels.
- Wide Applications: Used in air purifiers, industrial safety systems, and IoT devices.
- Easy Integration: Compact design with standard pin headers for simple connection to microcontrollers.
SKU: n/a - Accessories, Students Corner
Zener Diode 1W
- High Power Rating: Handles up to 1 Watt, ideal for various applications needing stable voltage regulation.
- Stable Voltage Regulation: Maintains a constant voltage when reverse-biased, crucial for stable power supplies and voltage reference points.
- Wide Voltage Range: Available in breakdown voltages from 2.4V to 200V, suitable for diverse application needs.
- Low Noise: Exhibits low noise characteristics, essential for maintaining signal integrity in sensitive circuits.
- Temperature Stability: Operates reliably over a wide temperature range, ensuring consistent performance in different environments.
- Compact and Durable: Compact form factor for easy integration and durable construction for long-lasting reliability.
- Versatile Applications: Ideal for voltage regulation, overvoltage protection, voltage reference, waveform clipping, and switching circuits.
SKU: n/a - Boards and Programmers, Students Corner
Arduino Uno R3 SMD Board
- Compact Design: SMD (Surface Mount Device) version of the Arduino UNO R3, offering the same functionality in a smaller form factor.
- ATmega328P Microcontroller: Powered by the ATmega328P clocked at 16MHz for robust performance.
- Versatile I/O: Features 14 digital I/O pins and 6 analog input pins for interfacing with various sensors and devices.
- USB Connectivity: Equipped with a USB interface for easy connection to a computer for programming and power.
- Reset Button: Includes a reset button for restarting the program or resetting the microcontroller.
- ICSP Header: Provides an In-Circuit Serial Programming header for direct programming with an external programmer.
- Compatible with Shields: Fully compatible with most Arduino shields for easy expansion and customization of projects.
- Open-Source Platform: Built on the Arduino open-source platform with access to a vast library of community-contributed resources.
SKU: n/a
ColgRoad Top Selling
Incubator & Poultry Industry, Incubator Parts
Mist Maker Humidifier
Ultrasonic Technology: Produces fine mist without heat for safe, efficient operation.
Adjustable Mist Output: Customize mist intensity to suit your needs.
Quiet Operation: Silent performance, ideal for bedrooms and offices.
Energy Efficient: Low power consumption for cost-effective use.
Auto Shut-Off: Automatically turns off when water level is low for safety.
Compact and Portable: Lightweight design, easy to move and place anywhere.
SKU: n/a
Incubator & Poultry Industry, Incubator Parts
Digital Temperature Controller 220V (XH-W3001)
LCD Display: Shows real-time temperature and settings.
Wide Range: Control from -50°C to 110°C.
Dual Mode: Heating or cooling options.
Easy Installation: Universal 220V AC compatibility.
Precise Control: Adjustable resolution of 0.1°C.
Versatile Applications: Perfect for homebrewing, aquariums, seed germination, and HVAC systems.
SKU: n/a
Incubator & Poultry Industry, Incubator Parts
XH-W3005 Digital Humidity Controller 220V
LCD Display: Clear display for real-time humidity monitoring.
Precision Control: Adjust humidity levels with high accuracy.
Relay Output: Controls humidifiers/dehumidifiers for automatic regulation.
Wide Voltage Range: Supports 220V AC, versatile for various applications.
Alarm Function: Alerts for exceeded humidity thresholds.
Compact Design: Easy installation in diverse environments.
SKU: n/a
Incubator & Poultry Industry, Incubator Parts
Digital Temperature & Humidity Controller Module (XH-M452)
Incubator & Poultry Industry, Incubator Parts
Digital Temperature & Humidity Controller Module (XH-M452)
Precise Control: Manages both temperature and humidity levels.
Digital Display: Shows real-time environmental data.
User-Friendly: Easy to set and adjust parameters.
Versatile Use: Ideal for greenhouses, incubators, and storage.
Compact & Durable: Space-saving design with long-lasting performance.
SKU: n/a
Incubator & Poultry Industry, Incubator Parts
W1209 Digital Temperature Controller Module
Digital Display: Features a clear LCD screen for easy monitoring of temperature readings and settings.
Wide Temperature Range: Measures temperatures from -50°C to +110°C, suitable for various applications.
High Accuracy: Utilizes an NTC temperature sensor for precise temperature measurements with a resolution of 0.1°C.
User-Friendly Controls: Simple buttons for easy navigation and adjustments of temperature set points.
Relay Output: Controls heating or cooling devices with a built-in relay (up to 10A) for automated temperature management.
Calibration Option: Allows for temperature sensor calibration to enhance measurement accuracy.
Versatile Applications: Ideal for incubators, aquariums, greenhouses, and HVAC systems.
Compact Design: Small form factor for easy installation in tight spaces.
SKU: n/a
Incubator & Poultry Industry, Incubator Parts
Digital Temperature Controller Module 220V (STC-1000)
Dual relay controls for heating and cooling systems.
Supports temperature range from -50°C to 99°C.
Accurate temperature control with ±1°C precision.
Waterproof NTC thermistor sensor included.
Ideal for home brewing, aquariums, and incubators.
SKU: n/a
Sensors And Modules, Students Corner
Night Vision Camera OV5647 5MP 1080p
5MP Resolution: Captures high-quality, detailed images.
1080p Video Recording: Records full HD videos for clear playback.
Night Vision: Infrared sensors enable clear images in complete darkness.
OV5647 Sensor: Excellent low-light performance and high dynamic range.
Compact Design: Lightweight and easy to integrate into projects.
Wide Compatibility: Works with Raspberry Pi and other platforms.
Adjustable Focus: Manual focus adjustment for optimal clarity.
Plug-and-Play: Easy setup and use with minimal effort.
Durable Build: Reliable performance in various conditions.
SKU: n/a
Batteries & Cells, Students Corner
Li-Ion 18650 Battery Cell
High Energy Density: Compact size with high capacity for longer run times.
Long Cycle Life: Hundreds of charge-discharge cycles for extended use.
Stable Discharge: Consistent voltage output maintains device performance.
Low Self-Discharge: Retains charge when not in use, reducing recharging frequency.
Built-in Safety: Protection against overcharge, over-discharge, short circuits, and overheating.
Versatile Applications: Suitable for consumer electronics, electric vehicles, power tools, renewable energy storage, and more.
SKU: n/a
Incubator & Poultry Industry, Incubator Parts
Ceramic Heat Emitter 75 Watts
Efficient Heating: Provides 75 watts of consistent, radiant heat.
No Light Emission: Ideal for maintaining natural day/night cycles.
Durable Construction: Made from high-quality, long-lasting ceramic.
Waterproof Design: Safe for use in humid environments.
Universal Compatibility: Fits standard E26 fixtures and sockets.
Wide Applications: Perfect for reptile enclosures, poultry brooding, and pet habitats.
Energy Efficient: Low energy consumption for cost-effective heating.
SKU: n/a
Sensors And Modules, Students Corner
Thermoelectric Cooler Peltier Module TEC1-12706
High Cooling Performance: Achieves up to 70°C temperature differential.
Compact Design: Measures 40mm x 40mm x 3.8mm, perfect for tight spaces.
Durable Construction: Made with high-quality semiconductor materials and ceramics.
Versatile Applications: Ideal for electronics cooling, portable refrigeration, and DIY projects.
Easy Integration: Operates on 12V DC, 6A, with simple installation and standard power requirements.
Lightweight: Weighs only 0.06 lbs, suitable for portable projects.
SKU: n/a
Batteries & Accessories
Lithium Iron Phosphate (LiFePo4) 3.2V 100A Cell
High Discharge Rate: Delivers up to 100A continuous power
Long Cycle Life: Over 2000 cycles at 80% depth of discharge
Enhanced Safety: Stable LiFePo4 chemistry, reduced risk of overheating
Wide Temperature Range: Operates from -20°C to +60°C
Low Self-Discharge: Maintains charge for extended periods
Eco-Friendly: No toxic heavy metals, environmentally safe
SKU: n/a
Solar and Energy Solutions
MC-4 Connectors for Solar Panel
Universal Compatibility: Compatible with all major solar panel brands.
Durable Construction: Made from UV-resistant, weatherproof materials.
Safety and Reliability: Features a secure locking mechanism and IP67 rating.
High Electrical Performance: Low contact resistance and high current capacity (up to 30A).
Easy Installation: Tool-free assembly and available in pre-assembled options.
Technical Specs: Voltage rating up to 1500V, operational in -40°C to +85°C.
Applications: Suitable for residential, commercial, industrial, and off-grid solar systems.
SKU: n/a